US Bridges

I-85 over I-75 Nbl- Ramp to I85 NB

Good

Fulton County, Georgia · In N Atlanta · Structure no. 000000012106080

Built
1985
40 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
169 ft
2 main spans
Daily traffic
201,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-85 over I-75 Nbl- Ramp to I85 NB is a prestressed concrete stringer/multi-beam or girder carrying I-85 over I-75 Nbl- Ramp to I85 NB in Fulton County, Georgia. It was built in 1985, so it is 40 years old, younger than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 201,000 vehicles a day, roughly 1% of them trucks, projected to reach 249,900 by 2032. The structure is 169 ft (51.5 m) long and 217 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-85
CrossesI-75 Nbl- Ramp to I85 NB
LocationIn N Atlanta
RouteInterstate 85
CountyFulton County
StateGeorgia
Coordinates33.79613, -84.39353
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length169 ft (51.5 m)
Longest span98 ft (29.9 m)
Deck width217 ft (66 m)
Roadway width213 ft (64.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic201,000 (2024)
Projected traffic249,900 by 2032
Trucks1%
Lanes on structure11
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$3.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-85 over I-75 Nbl- Ramp to I85 NB built?

It was built in 1985, making it 40 years old in 2025.

What condition is I-85 over I-75 Nbl- Ramp to I85 NB in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does I-85 over I-75 Nbl- Ramp to I85 NB carry?

About 201,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-85 over I-75 Nbl- Ramp to I85 NB?

The structure is 169 ft (51.5 m) long with a longest span of 98 ft (29.9 m) and a deck 217 ft wide.

Who owns I-85 over I-75 Nbl- Ramp to I85 NB?

It is owned by the State Highway Agency.